人教版八級下英語第八單元第三課時課件

1、Unit 8Have you read Treasure Island yet?Section A Grammar focus-4cRevisionRead the following sentences we have seen.1：Have you read Little Women yet? Yes, I have./ No, I havent. 2：Has Tina read Treasure Island yet? Yes, she has. She thinks its fantastic.:3：Have you decided which book to write about

2、yet?Yes, I have. Ive already finished reading it. 現(xiàn)在完成時1：我們已經(jīng)看過愛麗絲夢游仙境這部電影了。We have already seen Alice in Wonderland.2：這個女孩已經(jīng)看過魯濱遜漂流記這本書了。The girl has already read Robinson Cruson.3：他們都已經(jīng)讀過小婦人這本書了。They have already read Little Women. 4：我還沒有完成數(shù)學(xué)作業(yè)。I havent finished math homework yet.5：她還沒有讀完金銀島這本書。Sh

3、e hasnt finished reading Treasure Island yet.6：我們的父母都還沒有去過北京。Our parents havent gone to Beijing yet.7：你已經(jīng)吃過早餐了嗎？是的。Have you eaten breakfast yet? Yes, I have.8：這個女孩已經(jīng)決定讀霧都孤兒這本小說嗎？不，還沒有Has the girl decided to read Oliver Twist? No, she hasnt9：他們都曾經(jīng)聽說過這個故事嗎？ 是的。Have they ever heard of the story? Yes, t

4、hey have.現(xiàn)在完成時態(tài)的構(gòu)成：現(xiàn)在完成時是由“助動詞have / has+ 動詞的過去分詞”構(gòu)成的，規(guī)則動詞的過去分詞構(gòu)成與過去式相同，不規(guī)則動詞的過去分詞則需逐個記憶。 動詞的過去式的變化和過去分詞的變化并不完全相同。我們對它們作了一個大致的分類。 (注：例子中單詞的變化順序為：動詞原形 動詞的過去式 動詞的過去分詞)一、過去式和過去分詞的變化相同規(guī)則變化：1. 一般在動詞詞尾直接加ed。如： pick picked picked; wish wished wished; stay stayed stayed2. 以不發(fā)音的e結(jié)尾的動詞后面加d。如：like liked liked;

5、 hope hoped hoped; phone phoned phoned3. 以“輔音字母 + y”結(jié)尾的動詞，變y為i，再加-ed。如： study studied studied; hurry hurried hurried; reply replied replied4. 詞尾只有一個輔音字母的重讀閉音節(jié)動詞，要雙寫輔音字母，再加-ed。如：stop stopped stopped; clap clapped clapped不規(guī)則變化：5. 以不變應(yīng)萬變。如： let let let; put put put; read read read6. 若中間有雙寫e，則去掉一個e，單詞末尾

6、再加t。如： feel felt felt; keep kept kept; sleep slept slept7. 結(jié)尾的字母d變t。如： lend lent lent; build built built; send sent sent8. 變?yōu)橐?ought或-aught結(jié)尾。如： buy bought bought; bring brought brought; catch caught caught; teach taught taught Exercises 4a Use the words in brackets to complete the conversations.1.

7、A: Would you like something to drink? B: No, thanks. _. (just/ drink some tea)2. A: I heard you lost your key. _? (find) B: No, not yet.Ive just drunk some teaHave you found it yet3. A: Do you know when Tom is leaving? B: _. (already/ leave) A: When _? (leave) B: This morning.4. A: Is your sister go

8、ing to the movies with us tonight? B: No. _. (already/ see the film)He has already leftdid he leaveShe has already seen the film5. A: What do your parents think about our plan? B: I _. (not/ tell them/ yet)havent told them yet4b Fill in the blanks with the correct forms of the words in the brackets.

9、 Sally _ (love) reading. In the morning she reads the newspaper and in the evening she reads books. She _ already _ (read) more than 100 different books. Her favorite kind of books is science fiction. She is interested in science and technology and loves to imagine what the world _ (be) like in 50 y

10、ears. loveshasreadwill be She _ (finish) reading a book about robots last week and _ (write) a book report about it next week for her French class. Every time she is in the library, Sally looks at the many books she _ (not read) yet and she cant wait to read them.finishedwill writehasnt readDo you know the movie Lost in Thailand? Yes. I _ it twice. Its funny. A. saw B. see C. have seen D. will see 中考鏈接Lunch?No, thanks. I _. A. will eat B. am eating C. have eatenWhere is Tom? We cant find him anywhere.